1) 3'' Resin diamond grinding and polishing pad 2)Thickness:12mm 3)Grit 50,150,300,500,1000, ... )Good for stone,marble 3" resin bond floor grinding and polishing pad JS-003----- We supply premium grade diamond pads only Features ... : griding for concrete, etc. especially better for stone, marble,granite,terrazzo, etc.9, For only floor removal, renovation, grinding, polishing.9. Fit ...